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Solaris 10 NFS Server Configuration 16 Aug 2013 | 11:01 pm
As far as NFS servers go, I think the best platform in terms of performance and stability is Solaris running on SPARC architecture. Perhaps this has something to do with the fact that NFS was created ...
RPC: Authentication When Mounting Solaris NFS Share 16 Aug 2013 | 10:37 pm
When mounting an NFS share from a Solaris 10 server, you may encounter the "RPC: Authentication" error. You may notice that you are able to mount the share via NFSv4, not not NFSv3. On the NFS server ...
Dealing with Full Filesystems 25 Jun 2013 | 08:03 pm
Filled up filesystems is a recurring condition eating up sysadmin time on a regular basis. Some studies show that filesystems running out of space are responsible for most day-to-day issues handled by...
Friday Rants 22 Jun 2013 | 04:16 am
I always had a hard time explaining to non-tekkies what I do for living. Well, today I heard the best ever description of my job. You know the guy who walks behind a circus elephant with a large bag? ...
Quickly Grow EMC Celerra Filesystem 21 Jun 2013 | 08:22 pm
As we all know, Celerra and its kin can get a bit annoying with their “filesystem over 90%” warning emails. Enabling the “autoextend” feature for the filesystems is one option, but if you are a contro...
Watch the Log 19 Jun 2013 | 05:06 am
In the past few days my Postfix server has been having occasional problems talking to the mail gateway. They problem would come and go. The Postfix server would timeout trying to connect to the gatewa...
Bash scripting: lists and random things 16 Apr 2013 | 09:39 pm
Imagine you have an HPC cluster with a hundred compute nodes named node001-node100. The two commands below will help you generate a list of node names – either all name on one line or one name per ...
iPhone Stopped Syncing with Google Calendar 4 Apr 2013 | 12:05 am
A small but potentially annoying problem: on rare occasions, your iPhone/iPad may decide your calendar looks full enough and will stop syncing with your Google calendar. This is a situation where: Ca...
Install Pflogsumm PostFix Log Summarizer 12 Mar 2013 | 05:58 pm
Pflogsumm is yet another log analyzer/summarizer for Postfix. It is written in Perl and has been around for a while. Very simple to install, so I writing this post mostly as a note to myself. ...
Installing Sendmail Analyzer on RHEL/CentOS 12 Mar 2013 | 07:35 am
The Sendmail Analyzer can be useful for visualizing your Sendmail/Postfix log. The commands below can be copy-pasted as root on default installations of RHEL and CentOS 5/6 with default Postfix and ht...
